Perhaps you should try some spelling variations:
hanh tran » hanh trang, thanh tran, hanh tram
dung cong » dung trong
tran van » luan van
van dung » van dong, xay dung, tin dung
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
ha tinh » va tinh, may tinh

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((ha tinh) or (cuu tinh)) - hanh tran van dung cong san ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((ha tinh) OR (cuu tinh)) - hanh tran van dung cong san ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc ((ha tinh) or (cuu tinh)) - hanh tran van dung cong san ((toan cau) or (toan cao))*.